<template>
      
  <div class="app-container">
    <div class="el-toolbar">
      <div class="el-toolbar-body" style="justify-content: flex-start">
        <a
          href="http://localhost:8202/admin/cmn/dict/exportData"
          target="_blank"
          ><el-button type="text"><i class="fa fa-plus" /> 导出</el-button></a
        >
        <el-button type="text" @click="importData"
          ><i class="fa fa-plus" /> 导入</el-button
        >
      </div>
    </div>
            <el-table
      :data="list"
      style="width: 100%"
      row-key="id"
      border
      lazy
      :load="getChildrens"
      :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
    >
                  <el-table-column label="名称" width="230" align="left">
                    <template slot-scope="scope">
                      <span>{{ scope.row.name }}</span>              </template
        >
                    </el-table-column
      >
                  <el-table-column label="编码" width="220">
                    <template slot-scope="{ row }">
                              {{ row.dictCode }}             </template
        >
                    </el-table-column
      >
                  <el-table-column label="值" width="230" align="left">
                    <template slot-scope="scope">
                      <span>{{ scope.row.value }}</span>             </template
        >
                    </el-table-column
      >
                  <el-table-column label="创建时间" align="center">
                    <template slot-scope="scope">
                      <span>{{ scope.row.createTime }}</span>
                      </template
        >
                    </el-table-column
      >
              </el-table
    >
    <el-dialog title="导入" :visible.sync="dialogImportVisible" width="480px">
      <el-form label-position="right" label-width="170px">
        <el-form-item label="文件">
          <el-upload
            :multiple="false"
            :on-success="onUploadSuccess"
            :action="'http://localhost:8202/admin/cmn/dict/importData'"
            class="upload-demo"
          >
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">
              只能上传xls文件，且不超过500kb
            </div>
          </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogImportVisible = false"> 取消 </el-button>
      </div>
    </el-dialog>
        
  </div>
</template>
<script>
import dict from '@/api/dict'

export default {
  data() {
    return {
      list: [], //数据字典列表集合
      dialogImportVisible:false //默认不弹框
    }
  },
  created() {
    this.dictList(1)
  },
  methods: {
    dictList(id) {
      dict.dictList(id).then(response => {
        this.list = response.data
      })
    },
    //查询下面的层级
    getChildrens(tree, treeNode, resolve) {
      dict.dictList(tree.id).then(response => {
        resolve(response.data)
      })
    },
    // 导出数据字典
    exportData() {
      //调用导出接口
      window.location.href = 'http://localhost:8202/admin/cmn/dict/exportData'
    },
    //导入数据字典
    importData() {
      this.dialogImportVisible = true
    },
    //上传成功之后的代码
    onUploadSuccess(){
      this.dialogImportVisible = true
      this.dictList(1)
    }
  }
}
</script>
